network exam

1.1 Write the purpose of the file or directory1./etc/hosts local IP domain name resolution2./etc/sysconfig/network Modify Host Name3. Automatic mounting of the/etc/fstab system4. boot file for/etc/rc.local boot5./etc/inittab System Operating Sector6./ETC/INIT.D Storage Service Script7./etc/profile Environment variables8./usr/local The default installation path9. Management Log for/var/log/message systemSecurity Log for/var/log/secure systemOne./var/sp

[[email protected] ~] # ls / etc / selinux / [[email protected] ~] # ls / sys / fs / selinux / [[email protected] ~] # setenforce 0 | 1 # 0: permissive 1: enforcing [[email protected] ~] # getenforce #Check the current SELinux status [[email protected] ~] # vim / etc / selinux / config #Configuration file # This file controls the state of SELinux on the system. # SELINUX = can take one of these three values: # enforcing-SELinux security policy is enforced. # permissive-SELinux prin

If you want to apply for Senior Development engineer job, just know the basic knowledge of Java is not enough, but also must know the common data structure, algorithm, network, operating system and other knowledge. Therefore this article does not explain the concrete technology, the author synthesizes oneself to apply each big company's experience, has collated a big company to the Java Senior Development Engineer position appraisal outline, hoped can

1, what is the PMI-ACP exam. A: The ACP exam was developed by the American Project Management Association (PMI) and launched an Agile project management exam in 2011, full name Agile Certifiedpractitioner. 2. What kind of crowd is suitable for ACP exam? A: Anyone interested in the agile approach can take the

The RHCE exam will be held next month. Therefore, it is important to record the details of the RHCE exam. Hope you can pass the RHCE exam smoothly! Tang sir said he wanted a full score. I hope I can afford it! 1: Clear the default firewall, the default firewall is quite strict, so this step is very important [root @ server ~] # ServiceiptablesstopFlushingfirewall

English, the knowledge of business is also a test site. [QQ] Q: How difficult is BEC3 compared with intermediate? [Guest Xu Jun] A: The oral questions of BEC3 and BEC2 are very similar. However, the questions of BEC3 are generally difficult to use, and the questions are also in-depth. In the conversation section, BEC3 requires five minutes, while BEC2 only needs three minutes. [User ym] Q: What should I pay attention to in the BEC oral and Listening Tests? [Guest Yang yingshun] Answer: The diff

Use YEP Voucher through 1z0-050 exam, voucher1z0-050After some twists and turns, I finally found the "Oracle Database 11g Administrator Certified Professional" with the YEP test coupon, that is, the score of the 11g OCP upgrade test. It is true that there is a saying: "Paper OCP" and "the amount of gold is not high". The key is how you look at it. It is result-oriented and process-oriented. Of course, both are the best. For me, I am not a DBA, nor a

MSO-Hansi-font-family: "Times New Roman" "> go to MCTs 70-571 MSO-Hansi-font-family: "Times New Roman" ">, the process was a bit complex and the result was okay. I got the test 978 MSO-Hansi-font-family: "Times New Roman"> points. Pass either way. mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">I was planning to take the test in the morning. I was told that someone was taking the test in the morning.1mso-hansi-font-family:"Time

3.4 Boolean TypeIn our daily life, we need to use a variable of type int to represent bus 216; A variable of type float is required to represent 3.5 yuan a pound of tomato, and sometimes it needs to represent a data, which is the logical state:"Have you passed the C + + exam this time?" ”"Does he really love me?" ”The "over-and-over" and "love-not-love" are all representations of a logical judgment. Compared with the bus line and the price of tomato w

When did you come in 51cto? Time seems not short, some remember not very clear 650) this.width=650; "src=" Http://img.baidu.com/hi/jx2/j_0064.gif "alt=" J_0064.gif "/>. Just remember want to learn something, test a certificate, enrich yourself. So came to the 51cto, when the registration time is a little late, some classes did not, and later not in place, usually also neglect learning, so the first test is not good.But I did not lose heart, once born two back ripe. With the first valuable experi

the software, the integration test plan is startedB. When implementing the integration test, you need to design the required drivers and pilesC. The pile function is the main program of the measured function, which receives the test data and transmits the data to the test functionD. Common test methods for integration include top-down, bottom-up, Big-bang, etc.Analytic answer: The subject is the integration of testing integration knowledge. The drive module is used to simulate the upper module

=======================================================The similarities and differences between Java and C + +:Same point: Java and C + + have similar syntax and control structuresDifferent points: Java has no preprocessor or file contains;No pointers, no global variables;No structures and unions;All primitive types (basic types) have a definite size;No operator overloads;only single inheritance;A better definition of the exception, some exception handling is mandatory;No memory leaks;Security f

, you cast the past, and some company requirements are everywhere to copy the requirements of others company. 3After the interview must be done experience summary, will not be a problem to find the answer, do not in the same place again. 4the mentality of the interview must be better, not too nervous, encounter no problem, you can also ask the interviewer, of course, some interviewers will refuse to answer your questions, but it does not matter, you will give people a studious impression. 5The r

At present, there are "Java xx book" Similar books, and the contents of the book are focused on the most basic part of Java, the most serious is that there is a lot of wrong content, very misleading. In addition, there are a variety of Java interview questions on the web, many of which are also focused on the Java language Foundation. In fact, if you want to apply for Senior Development Engineer Job, just understand the basic knowledge of Java is not enough, but also must know the common data st

directoriesMV $ (find/hao–type f–mtime +7–name "*log" –size1m)/tmpFind/hao–type f–mtime +7–name "*log" –size 1M |MV $ (xargs)/tmp1.11 Common system Files FAQ 1.12 By modifying the file (/etc/fstab), you can set the file system to mount automatically when booting. 1.13 In a Linux system, when there is no condition in LAN (LAN) to remember the case DNS server, but also want to let users within the LAN can use the computer name to access each other, should be configured (/etc/hosts) file (please w

operator overloads , and operator overloading rules are medium-weight test centers C + + In addition to the five operators, all of them can be overloaded . member Selection.* member Pointers:: scope-Resolved characters？ : Three mesh selection operatorSizeof Calculate data SizeEasy to understand The above overload will destroy C + + the security mechanism of the program (or do not understand please open the book, read carefully), can be said to have . the symbol can not be over

Since the last few weeks to publish the blockchain exam, many people ask Elwin standard answer, I here to provide my answer, provide reference for everyone. If you have different answers, please leave a message or tweet to me (Weibo.com/elwingao) for discussion. level Two exam reference answer First, single choice1D 2A 3 a 4C 5B 6BSecond, non-problem1, N2, N3, Y4, N5, N6, Y7, N8, N9, N10, NIii. Multipl

JQuery automatic exam layout system. For more information, see. Requirement Generate a multi-page exam based on the provided exam questions (a clean HTML webpage with only "data"). You can flip pages and have time constraints for answering questions, the questions displayed to the user in the exam need to take up as li

then decided to see AIO7, and so on OSG 7 Chinese translation came out again to see OSG. AIO 7 Look at the English version, the actual lot with the AIO 6 content is the same, so see also quickly, feel or content is too much too miscellaneous. At the end of August, I got the OSG 7 Chinese version of Hui Zhe translation, and began to look through the chapters carefully, because the translation is not easy to understand, so the main is to see English, encountered in English do not understand the C

Last night got a very bad news, ZCG to go to lecture, and I can not goAlthough nothing is going to go along with my heart, it's a matter of making people think more and more unhappy.You know, I've been looking forward to lecturing for a freshman since last year.So today the exam is very unhappy, generally this time I will choose to explode zeroBut I thought about it. 0 is too ugly, it looked like the first question can be doneIn the teaching building